<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>数组扁平化测试</title>
    <script src="../../src/array/flatten.js"></script>
</head>
<body>
    <script>
        //声明一个数组
        let arr = [1,2,[3,4,[5,6]],7];// [1,2,3,4,5,6,7]
        //数组扁平化 
        // console.log(flatten1(arr));
        // some 以及 concat 
        console.log(flatten2(arr));

    </script>
</body>
</html>